Get API Key →
US ZIP Code Profile

ZIP Code 79734
Fort Davis, Texas

ZIP code 79734 is in Fort Davis, located in Jeff Davis County, Texas. Its 2020 Census population was 1,811. The estimated median adjusted gross income per tax return is $47,368, and about 7% of filers report $200,000 or more.

2020 Population
1,811
Census ZCTA
County
Jeff Davis
FIPS 48243
Median income (est.)
$47,368
IRS SOI 2022
Land Area
1293.87 mi²
+ 0.046 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityFort Davis, TX
CountyJeff Davis County (FIPS 48243)
StateTexas (FIPS 48)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.686138, -103.96015
Land / Water Area1293.87 mi² land · 0.046 mi² water

02Income & Economics

Distribution of the 840 individual tax returns filed in 79734 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.8%
$25K–$50K
22.6%
$50K–$75K
13.1%
$75K–$100K
10.7%
$100K–$200K
16.7%
$200K+
7.1%
The $200,000+ bracket accounts for 45% of 79734's total adjusted gross income, from 7% of returns — a concentration that drives the gap between the median ($47,368) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 79734's IRS income metrics, 2020–2022.

Median income (2021→2022)
$47,368
▲ 2.4%
Filers earning $200K+
7.1%
▲ 0.2 pt
Total filers
840
▼ 2.3%
GET /zipc/v2/zipcodes/79734/soi?year=… $43K 2020 $46K 2021 $47K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 79734 ZCTA.

2000
1,941
 
2010
2,137
▲ +10.1%
2020
1,811
▼ -15.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number483200
City AliasesFort Davis, Mcdonald Observatory, Mcdonald Obs

06Frequently Asked Questions

What county is ZIP code 79734 in?

ZIP code 79734 is in Jeff Davis County, Texas (county FIPS code 48243).

What city is ZIP code 79734?

The primary USPS city for 79734 is Fort Davis, TX.

What is the population of ZIP code 79734?

The 2020 Census population of 79734 was 1,811 residents.

What is the median income in ZIP code 79734?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 79734 is about $47,368, with around 7% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.